*{
    margin: 0;
    padding: 0;
}
html,body{
    width: 100%;
    height: 100%;
    min-width: 1200px;
    min-height: 600px;
}
.top{
    width: 100%;
    height: 80px;
    position: fixed;
}
.top_box{
    height: 80px;
    background-image: linear-gradient(to right,#36d1dc,#5b86e5);
    display: -webkit-flex;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: white;
}
.top_box .top_left{
    margin-left: 20px;
}
.top_box .top_right{
    height: 80px;
    display: -webkit-flex;
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin-right: 20px;
    position: relative;
}
.top_box .top_right img{
    width: 50px;
    height: 50px;
    border: solid 1px white;
    border-radius: 25px;
    margin-right: 10px;
}
.top_box .top_right h4{
    margin-right: 10px;
}
.top_box .top_right .top_right_end{
    min-width: 10px;
    min-height: 10px;
    border-top: 2px solid white;
    border-left: 2px solid white;
    transform: rotate(-135deg);
}
.top_box .top_right .top_droplist{
    position: absolute;
    display: none;
    top: 80px;
    width: 120px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    background-color: white;
}
.top_box .top_right .top_droplist a{
    text-decoration: none;
    display: block;
    text-align: center;
    padding-top: 10px;
    padding-bottom: 10px;
    color: black;
}
.top_box .top_right .top_droplist a:hover{
    background-color: rgba(223, 223, 223, 0.889);
    font-size: 18px;
}
.top_box .top_right:hover .top_droplist{
    display: block;
}

.left{
    width: 260px;
    height: 88%;
    margin-top: 82px;
    border-right: solid 1px rgb(234, 234, 234);
    float: left;
    position: fixed;
}
.left .left_box{
    width: 90%;
    height: 94%;
    margin: 5% 5%;
    border-radius: 10px;
    background-image: linear-gradient(to right,#36d1dc,#5b86e5);
}
.left .left_box .left_box_top{
    display: block;
    margin: 20px auto;
}
.left .left_box .left_box_top img{
    width: 80px;
    height: 80px;
    border: solid 1px white;
    border-radius: 40px;
    margin: 30px 34%;
}
.left .left_box .left_box_top h3{
    text-align: center;
    color: white;
}
.left .left_box .left_box_a a{
    display: block;
    text-align: center;
    text-decoration: none;
    color: white;
    font-size: 20px;
    padding-top: 20px;
    padding-bottom: 20px;
}
.left .left_box .left_box_a a:hover{
    background-color: rgba(223, 223, 223, 0.889);
    color: black;
    font-size: 23px;
}
.right{
    width: 82%;
    margin-top: 82px;
    float: right;
}
.right .right_box{
    width: 94%;
    height: 90%;
    margin: 2% 3%;
}
.right_box_title{
    /* border: solid 1px black; */
    width: 100%;
    height: 80px;
    text-align: center;
    line-height: 80px;
    position: relative;
}
.right_box_title span{
    font-size: large;
    color: gray;
    position: absolute;
    left: 0;
    cursor: pointer;
}
.right_box_title span:hover{
    color: black;
}
.right_box_content{
    /* border: solid 1px black; */
    width: 60%;
    margin: 30px auto;
}
.right_box_content .content_row{
    /* border: solid 1px black; */
    width: 80%;
    height: 50px;
    line-height: 50px;
    margin: auto;
}
.content_row label{
    font-size: large;
}
.content_row input{
    width: 60%;
    height: 30px;
    border: solid 1px gray;
    padding-left: 10px;
}
.content_row input:focus{
    outline: none;
    border: solid 1px #5b86e5;
    box-shadow: 0 0 2px 3px #5b86e5;
}
.content_row input[type="submit"]{
    width: 60px;
    height: 40px;
    font-size: 18px;
    color: white;
    background-color: #56ccf2;
    border: solid 1px rgb(92, 92, 92);
    margin-left: 90px;
    padding-left: 0;
}
.content_row input[type="submit"]:hover{
    background: linear-gradient(to right,#36d1dc,#5b86e5);
}
.content_row select{
    height: 30px;
    border: solid 1px gray;
}
.content_row select:focus{
    outline: none;
    border: solid 1px #5b86e5;
    box-shadow: 0 0 2px 3px #5b86e5;
}